ARCHIVED FORUM -- March 2012 to February 2022READ ONLY FORUM
This is the second Archived Forum which was active between 1st March 2012 and 23rd February 2022
The decoder works well but there’s only one ferrite core in the final transformer that switches the indicator on and off. Should there be two? The voltage on the base of the AC153 doesn’t alter with stereo. I’ve checked the diode and the transistor seems OK.